Transmission Harnesses

Transmission Harness, Holley EFI, Pre-terminated, GM, 1996-2008, 4L60E, 4L80E Transmissions, Each

Part Number: SNE-558-405

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Transmission Harness, All-In-One Transmission Wiring Harness, Manual, T-56, Ford, GM, Each

Part Number: BTM-7100000

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Today

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Transmission Harness, Holley EFI, Pre-terminated, Ford, 1998+, 4R70W/4R75W Transmissions, Each

Part Number: SNE-558-470

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Wiring Harness, Atomic TCU, GM, 4L60E/4L65E/4L80E/4L85E/4L70E/4L75E, Each

Part Number: MSD-2770

5.0 out of 5 stars ( 3 )

Estimated Ship Date: Today

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Transmission Harness, Holley EFI, Pre-terminated, Ford, 1992-1997, AODE/4R70W Transmissions, Each

Part Number: SNE-558-471

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Transmission Harnesses, Holley EFI, Control Harness, T-56 Magnum, Plug-and-Play, VSS, Reverse Lockout, for Terminator X, Max X ECUs, Each

Part Number: HLY-558-480

2.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

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Transmission Harnesses, for use with FiTech Ultimate EFI Fuel Injection System to add an Automatic Transmission, Chevrolet, LS, Each

Part Number: FIF-70050-5

5.0 out of 5 stars ( 1 )

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Transmission Harness, Holley EFI, Transmission Control Harness, GM 4L60E, Plug-and-Play, Build in relay, for Dominator EFI ECU, Each

Part Number: HLY-558-455

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Automatic Transmission Conversion Wiring Harness, GM, 4L60E to 4L80E, 5.3L, 5.7L, 6.0L, Each

Part Number: ICB-WATRA30-18

1.67 out of 5 stars ( 3 )

Estimated Ship Date: Today

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Automatic Transmission Wiring Harnesses, Replacement, AM General, Aston Martin, Bentley, Cadillac, Chevrolet, GMC, Hummer, Jaguar, Rolls-Royce, Each

Part Number: ATP-JE-22

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Transmission Harness, All-In-One Transmission Wiring Harness, Manual, Chevrolet, Each

Part Number: BTM-7100002

2.5 out of 5 stars ( 2 )

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Automatic Transmission Wiring Harnesses, Replacement, Avanti, Buick, Cadillac, Chevrolet, GMC, Isuzu, Oldsmobile, Pontiac, Each

Part Number: ATP-CE-8

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

Wiring Harness, EZ-TCU Transmission Controller Main Harness, Each

Part Number: TCI-30261

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Transmission Harnesses, Holley EFI, Control Harness, Tremec TKX-TKO Tranny, Plug-and-Play, VSS, Reverse Lockout, for Terminator Max X ECUs, Each

Part Number: HLY-558-482

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Transmission Harnesses, Holley EFI, Control Harness, F-Body, T-56 Tranny, Plug-and-Play, VSS, Reverse Lockout, for Terminator X, Max X ECUs, Each

Part Number: HLY-558-481

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Wiring Harness, Atomic TCU, Ford, E40D, Each

Part Number: MSD-2776

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Wiring Harness, Atomic TCU, Ford, AOD/4R70W, Each

Part Number: MSD-2773

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Wiring Harness, Atomic TCU, Ford, E40D, Each

Part Number: MSD-2775

3.0 out of 5 stars ( 2 )

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Wiring Harness, Atomic TCU, Ford, 4R70W/4R75W, Each

Part Number: MSD-2772

5.0 out of 5 stars ( 1 )

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Automatic Transmission Wiring Harnesses, GM Genuine Parts, Chevrolet, Pontiac, Saturn, Each

Part Number: ADO-24229665

5.0 out of 5 stars ( 1 )

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Transmission Harness, Replacement, 20-Pin Pigtail, GM Automatic Transmission, Gray Connector, 12 in. Wire Leads, Butt-Style Connectors, Each

Part Number: FLE-S0507

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Transmission Harnesses, Holley EFI, Control Harness, Chrysler Transmission, 46RE, Plug-and-Play, for Terminator X Max System Only, Each

Part Number: HLY-558-473

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Transmission Harness, Tremec Ford TKX, Allows You TO Change The Pulse Count Output of the Ford TKX, Provides Wiring For The Reverse Lights

Part Number: BTM-7100004

Not Yet Reviewed

Estimated Ship Date: Nov 5, 2025 if ordered today

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Transmission Harnesses, Transmission Kickdown Harness, GM THM400, Chevrolet, Each

Part Number: AWW-CH85151

4.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

1987-93 Ford Mustang Main Manual Trans Harness

Part Number: RFW-FH061

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Nov 21, 2025 if ordered today

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• Special Order